hooks

Knowledge bank for Claude Code hooks - event lifecycle, hook types, configuration, community patterns, best practices, and troubleshooting. Triggers on: claude code hooks, hook events, PreToolUse, PostToolUse, SessionStart, UserPromptSubmit, hook configuration, settings.json hooks, auto-format hook, command hook, prompt hook, agent hook, hook not working, hook debug, PermissionRequest, SubagentStart, SubagentStop, Stop hook, PreCompact, SessionEnd.